EP 3223386 A1 20170927 - WIRELESS POWER TRANSMISSION DEVICE, WIRELESS POWER RECEPTION DEVICE, AND WIRELESS CHARGING SYSTEM
Title (en)
WIRELESS POWER TRANSMISSION DEVICE, WIRELESS POWER RECEPTION DEVICE, AND WIRELESS CHARGING SYSTEM
Title (de)
VORRICHTUNG ZUR DRAHTLOSEN STROMÜBERTRAGUNG, VORRICHTUNG ZUM DRAHTLOSEN STROMEMPFANG UND SYSTEM ZUR DRAHTLOSEN STROMÜBERTRAGUNG
Title (fr)
DISPOSITIF D'ÉMISSION DE PUISSANCE SANS FIL, DISPOSITIF DE RÉCEPTION DE PUISSANCE SANS FIL, ET SYSTÈME DE CHARGE SANS FIL
Publication
Application
Priority
- US 201462081292 P 20141118
- KR 2015001218 W 20150206
Abstract (en)
The present invention relates to a wireless power transmission device, a wireless power reception device, and a wireless charging system in a wireless power transmission field. The wireless power transmission device according to the present invention comprises: a power conversion unit having a plurality of transmission coils formed to transmit wireless power; a first communication module for sensing a wireless power reception device located in any one of power transmission areas respectively corresponding to the plurality of transmission coils; a second communication module for transmitting/receiving, through the first communication module, a power control message to/from the wireless power reception device, by corresponding to the sensing of the wireless power reception device located in any one power transmission area; and a control unit for transmitting, on the basis of the power control message, wireless power to the wireless power reception device located in any one power transmission area through a transmission coil arranged to correspond to any one power transmission area.
IPC 8 full level
CPC (source: EP KR US)
G08B 7/06 (2013.01 - KR); H02J 5/00 (2013.01 - US); H02J 7/00 (2013.01 - US); H02J 7/00034 (2020.01 - EP KR US); H02J 50/12 (2016.02 - EP KR US); H02J 50/40 (2016.02 - KR); H02J 50/402 (2020.01 - EP US); H02J 50/80 (2016.02 - EP KR US); H02J 50/90 (2016.02 - KR); H04B 5/24 (2024.01 - KR); H04B 5/79 (2024.01 - EP KR US); H05B 6/1236 (2013.01 - EP KR US); Y02B 40/00 (2013.01 - EP KR US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3223386 A1 20170927; EP 3223386 A4 20180815; EP 3223386 B1 20221116; KR 101743071 B1 20170602; KR 20160059395 A 20160526; US 10608472 B2 20200331; US 2017353054 A1 20171207; WO 2016080594 A1 20160526
DOCDB simple family (application)
EP 15860329 A 20150206; KR 2015001218 W 20150206; KR 20150018356 A 20150206; US 201515527162 A 20150206